title: Monitoring the efficacy of steam and formaldehyde treatment of naturally Salmonella-infected layer houses.
mesh_terms: D000818:Animals; D002645:Chickens; D004203:Disinfection; D005557:Formaldehyde; D006799:Housing, Animal; D006813:Humidity; D011201:Poultry Diseases / Q000517:prevention & control*; D012475:Salmonella / Q000302:isolation & purification; D012480:Salmonella Infections / Q000517:prevention & control*; D013696:Temperature
chemical_list: D005557:Formaldehyde